No problem, we've got 8412 and 9966 to multiply
8412 × 9966 = 9966 × (8412)
+ 9966 × 2 resulting in 19932
+ 9966 × 10 which equals 99660
+ 9966 × 400 that is equal 3986400
+ 9966 × 8000 what gives us 79728000

= 83833992
